Finding the Fourth Proportional to 16,642.31, 24,956.52 and 6,774.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,642.31 : 24,956.52 = 6,774.89 : x
2. Step 2: Convert to fraction form
   16,642.31/24,956.52 = 6,774.89/x
3. Step 3: Cross multiply
   16,642.31x = 24,956.52 × 6,774.89
4. Step 4: Simplify right side
   16,642.31x = 169,077,553.00
5. Step 5: Solve for x
   x = 169,077,553.00/16,642.31
6. Step 6: Final answer
   x = 10,159.50